Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
Although grain crops bring in less revenue than vegetables or fruit, they can become an important part of a farming enterprise. Grains are less labor-intensive and can be grown when fields need a rest.
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
A debilitating condition in horses called stringhalt may be associated with Hypochaeris radicata also known as false dandelion, flatweed, common catsear or summer dandelion. This invasive species is common in pastures throughout ...
Provides an overview of the role of selenium in the diet of livestock, and discusses selenium supplementation rates and supplementation methods. Lists guidelines for assessing livestock's selenium status and summarizes research useful to Oregon livestock producers.
A study of the WeiSEL, manufactured by Zurn Harvesting of Germany, shows that the new plot combine yield measurement system is a less expensive and reliable alternative to manual yield collection methods.
Christina Hagerty, Duncan Kroese, Grayson Namdar, Larry Lutcher, Chuntao Yin |
Jun 2022 |
Extension Catalog publicationPeer reviewed (Orange level)